Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4539043 | Bottom-blown gas blowing nozzle | Yoshiharu Miyawaki, Masayuki Hanmyo, Yusuke Shiratani, Teruyuki Hasegawa, Yoichi Nimura | 1985-09-03 |
| 4438907 | Gas blowing nozzle, and production and usage thereof | Narito Kimura, Kiyomi Taguchi, Masayuki Hammyo, Osamu Terada, Teruyuki Hasegawa +1 more | 1984-03-27 |